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MP3394EF-LF-Z

Name: MP3394EF-LF-Z
Rating: 4.7 (12 reviews)

IC LED DRVR CTRLR PWM 16TSSOP

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Mfr.부분 #MP3394EF-LF-Z
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사양

Part Status	Not For New Designs
Type	DC DC Controller
Topology	Step-Up (Boost)
Internal Switch(s)	No
Number of Outputs	4
Voltage - Supply (Min)	5V
Voltage - Supply (Max)	28V
Current - Output / Channel	200mA
Frequency	540kHz
Dimming	PWM
Applications	Backlight
Operating Temperature	-20°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package	16-TSSOP-EP
Base Product Number	MP3394

개요

Description

The MP3394EF-LF-Z is a highly integrated, synchronous step-down (buck) DC-DC converter designed for efficient power management in various applications. It features a wide input voltage range, typically from 4.5V to 28V, and delivers adjustable output voltage down to 0.8V, making it suitable for powering processors, FPGAs, and other digital devices.
The device is equipped with an internal high- and low-side MOSFET, which enhances efficiency and reduces the need for external components. It supports high switching frequencies, allowing for smaller inductors and capacitors, leading to a compact solution optimized for space-constrained designs.
Additionally, the MP3394EF-LF-Z includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown, ensuring reliable operation. Its compact package and efficiency make it ideal for applications in consumer electronics, telecommunications, and industrial equipment.

Features

The MP3394EF-LF-Z is a high-efficiency, step-down (buck) converter designed for LED driving applications. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V, making it versatile for various power sources.
2. High Efficiency: Achieves efficiencies up to 95%, which helps in reducing heat and improving overall performance.
3. Programmable Current Control: Offers adjustable output current, allowing for precise LED brightness control.
4. Integrated High-Side Switch: Reduces component count and board space while improving reliability.
5. Multiple Protection Features: Includes over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown.
6. Synchronous Operation: Enhances efficiency by minimizing switching losses.
7. Small Package Size: Available in a compact 16-pin TQFN package, facilitating space-constrained designs.
These features make the MP3394EF-LF-Z suitable for automotive lighting, architectural lighting, and other LED applications.

Package

The MP3394EF-LF-Z is offered in a QFN (Quad Flat No-lead) package type, specifically a 32-pin QFN package. This design provides a compact footprint and efficient thermal performance, suitable for various applications in power management.

Pinout

The MP3394EF-LF-Z is a high-performance LED driver designed for driving multiple LED strings. It features a total of 16 pins. The main functions of its pins include:
1. VIN - Power input for the device.
2. GND - Ground connection.
3. SW - Switch node for the inductor.
4. VOUT - Output voltage connection to the LEDs.
5. COMP - Compensation network connection for stability.
6. CSN/ CSP - Current sense connections for monitoring LED current.
7. PWM - Pulse-width modulation control for dimming.
8. ILIM - Current limit setting.
9. EN - Enable pin to turn the device on/off.
10. AGND - Analog ground connection.
11. REF - Reference voltage output.
12. SCL/SDA - I2C communication pins for configuration.
These functions allow the MP3394EF-LF-Z to effectively manage LED brightness and performance in various applications.

Manufacturer

The MP3394EF-LF-Z is manufactured by Monolithic Power Systems, Inc. (MPS). MPS is a publicly traded company that specializes in the design and manufacturing of high-performance power management solutions. They provide a range of integrated circuits (ICs) for various applications, including consumer electronics, automotive, industrial, and communications. MPS focuses on delivering innovative power solutions that improve efficiency and reduce the size of electronic devices.

Application

The MP3394EF-LF-Z is a highly integrated LED driver primarily used in applications such as automotive lighting, general-purpose LED lighting, and backlighting for displays. It supports multiple LED configurations, providing efficient power management and dimming capabilities. Its compact design and high efficiency make it suitable for portable devices and consumer electronics as well.

Equivalent

Equivalent products to the MP3394EF-LF-Z chip include the TPS54331 from Texas Instruments, LM2596 from Texas Instruments, and LM2675 from Analog Devices. These alternatives offer similar functionalities in DC-DC converter applications, suitable for step-down voltage regulation. Always verify specific parameters like voltage, current ratings, and features for compatibility.